GPS microphone for communication system

Details GPS microphone for communication system GPS microphone for communication system

2011-03-08

2011-03-08

Maung, Nay A (Department: 2618)

Telecommunications

Radiotelephone system

Zoned or cellular telephone system

C455S009000, C455S456600, C701S201000

Reexamination Certificate

active

07904095

ABSTRACT:
A GPS microphone, which is adapted for incorporating a communication system, includes a speaker-microphone set, a radio frequency transmitter communicatively networked with the communication system through radio frequency signals, and a GPS controller electrically connected with the radio frequency transmitter to encode a positioning data into a RF positioning signal in form of audio signal wherein when the GPS controller is triggered, the radio frequency transmitter is activated to transmit RF positioning signal to the communication system.

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patent: 3130461 (1997-05-01), None
U.S. Appl. No. 09/876,025, filed Dec. 12, 2002, William Hsu.
Bob Bruninga, APRS Mic-Lite ARRL and TAPR Digital Communications Conference 18th, 13 pages, Phoenix, Sep. 24-26, 1999.

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